#include <IRremote.h>
#include <LiquidCrystal_I2C.h>

#define I2C_ADDR    0x27
#define LCD_COLUMNS 16
#define LCD_LINES   4

#define PIN_RECEIVER 2

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);

IRrecv receiver(PIN_RECEIVER);

void setup() {
  // put your setup code here, to run once:
  lcd.init();
  lcd.backlight();

  lcd.setCursor(2, 0);
  lcd.print("Hello, world!");
  lcd.setCursor(5, 1);
  lcd.print("81School");

  receiver.enableIRIn(); 
}


void loop() {
  // put your main code here, to run repeatedly:
  if (receiver.decode()) {
    translateIR();
    receiver.resume(); 
  }
}

void lcdPrint(char* text)
{
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("you have pressed");
  lcd.setCursor(0, 1);
  lcd.print(text);

}

void translateIR()
{
  // Takes command based on IR code received
  switch (receiver.decodedIRData.command) {
    case 162:
      lcdPrint("POWER");
      break;
    case 226:
      lcdPrint("MENU");
      break;
    case 34:
      lcdPrint("TEST");
      break;
    case 2:
      lcdPrint("PLUS");
      break;
    case 194:
      lcdPrint("BACK");
      break;
    case 224:
      lcdPrint("PREV.");
      break;
    case 168:
      lcdPrint("PLAY");
      break;
    case 144:
      lcdPrint("NEXT");
      break;
    case 104:
      lcdPrint("The number 0");
      break;
    case 152:
      lcdPrint("MINUS");
      break;
    case 176:
      lcdPrint("The C character");
      break;
    case 48:
      lcdPrint("The number 1");
      break;
    case 24:
      lcdPrint("The number 2");
      break;
    case 122:
      lcdPrint("The number 3");
      break;
    case 16:
      lcdPrint("The number 4");
      break;
    case 56:
      lcdPrint("The number 5");
      break;
    case 90:
      lcdPrint("The number 6");
      break;
    case 66:
      lcdPrint("The number 7");
      break;
    case 74:
      lcdPrint("The number 8");
      break;
    case 82:
      lcdPrint("The number 9");
      break;
    default:
      lcd.clear();
      lcd.print(receiver.decodedIRData.command);
      lcd.print(" other button");
  }
}